Home / 268,311.60-370,305-173,095.16

Finding the Fourth Proportional to 268,311.60, 370,305 and 173,095.16

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Solution

The fourth proportional to 268,311.60, 370,305 and 173,095.16 is: 238,893.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,311.60 : 370,305 = 173,095.16 : x
  2. Step 2: Convert to fraction form
    268,311.60/370,305 = 173,095.16/x
  3. Step 3: Cross multiply
    268,311.60x = 370,305 × 173,095.16
  4. Step 4: Simplify right side
    268,311.60x = 64,098,001,372.28
  5. Step 5: Solve for x
    x = 64,098,001,372.28/268,311.60
  6. Step 6: Final answer
    x = 238,893.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.